6. What are Events?
Events are observable occurrences grouping
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Experiences documented by Media
People Places Time
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8. EventMedia: User Tasks and Challenges
EventMedia - Open Data Week - Marseille
Goals:
Discover PAST, PRESENT and FUTURE events
Live, relive and predict experiences through shared media
Enhance search and recommendations mechanisms
Support the decision making process
Challenges
Semantization of Data (events, media, people)
Reconciliation of sparse and highly heterogeneous data
User-centric design: discovering, deciding and recommending
Scalability, Caching and Optimization
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9. Events through the web …
26/06/2013 EventMedia - Open Data Week - Marseille
Event Directories
Media Platforms
Social Networks
Allows opportunistic/serendipitous discovery
Limited social features and Information
incompleteness (low coverage, weak decision)
Aids remembering and sharing past experiences
Lack of consistent events descriptions
Attendance: popularity and friends' whereabouts,
attendees’ opinions.
Limited discovery mechanism: need to filter out
relevant information.
Explore semantic connections to create better overviews of events
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10. There’s a lot of information out there…
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11. A lot of information…
http://www.flickr.com/photos/mwparenteau/432039783
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12. Approach
EventMedia - Open Data Week - Marseille26/06/2013
Aggregate heterogeneous data sources
Unify into one data model using Semantic
Web technologies
Enrich with media, social data and
background knowledge
Identify meaningful and/or interesting
relationships between events, media, and
people
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13. Róisín Murphy at Nouveau Casino
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350591
E0-001-005971169-9
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15. Róisín Murphy at Nouveau Casino
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16. Media explicitly associated with the event
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2.3+ million images
over 120.000+ events
Machine tags
“lastfm:events”
APIs
11.000+ videos
over 3000+ events
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17. Representing Media with Media Ontology
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18. Architecture (generic dashboard)
EventMedia - Open Data Week - Marseille
Real-time Reconciliation
- Tag-based mapping
- Instance matching
Heterogeneous data sources
Data Crawling
RDF Conversion
RSS Update
Web Applications
SPARQL
REST API (Elda)
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21. EventMedia - Open Data Week - Marseille26/06/2013 - 21
SPARQL endpoint: http://eventmedia.eurecom.fr/sparql
RESTful API : http://eventmedia.eurecom.fr/rest/event/
22. EventMedia - Open Data Week - Marseille
Live Update
Tag = *:event
Per week
• 1500 Photos
• 130 events
Number of Items posted per days of the weekNumber of Items posted during the last days
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23. Sharing photos vs event categories
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24. Sharing photos vs number of participants
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25. Sharing photos vs country of participants
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